Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual Surface tem um Resultado de fernando verdasco?
 ###Tabelas: CREATE TABLE doubles_runner-ups_5 (doubles_runner-ups_5_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Surface VARCHAR, Partnering VARCHAR, Opponents in final VARCHAR, Score in final VARCHAR) CREATE TABLE bolt_thrust_estimations_for_various_pistol_revolver_cartridges (bolt_thrust_estimations_for_various_pistol_revolver_cartridges_id AUTO_INCREMENT PRIMARY KEY, Chambering VARCHAR, P1 diameter (mm) VARCHAR, A external (cm 2 ) VARCHAR, P max ( bar ) INT, F bolt ( kgf ) INT, F bolt VARCHAR) CREATE TABLE competitors_and_betting (competitors_and_betting_id AUTO_INCREMENT PRIMARY KEY, SP VARCHAR, Number INT, Horse VARCHAR, Age INT, Handicap (st-lb) VARCHAR, Jockey VARCHAR, Trainer VARCHAR, Owner VARCHAR, Colours VARCHAR, Finishing position VARCHAR) CREATE TABLE significant_jewish_population_centers (significant_jewish_population_centers_id AUTO_INCREMENT PRIMARY KEY, Rank ( WJC ) INT, Rank (ARDA) INT, Metro area VARCHAR, Number of Jews (WJC) INT, Number of Jews (ASARB) INT) CREATE TABLE best_5_matches_by_atpworldtour.com (best_5_matches_by_atpworldtour.com_id AUTO_INCREMENT PRIMARY KEY, !Event INT, Round VARCHAR, Surface VARCHAR, Winner VARCHAR, Opponent VARCHAR, Result VARCHAR)  
SELECT Surface FROM best_5_matches_by_atpworldtour.com WHERE Result = fernando verdasco